Engineered with a 4-cutter design and rebar guards, these MX4 bits deliver up to 5x longer life in concrete with rebar. Variable flutes accelerate dust removal to reduce heat, allowing for up to 15% more holes per battery charge.

• 4-Cutter design prevents lock-up in rebar to reduce downtime
• Variable flutes remove dust faster, reducing heat and delivering up to 15% more holes per battery charge
• Solid carbide heads with rebar guards provide up to 5x longer life in concrete with rebar
• Sharp centering tips allow for exact spot drilling in concrete
• Integrated wear mark indicator signals when the bit no longer meets ANSI requirements
• German-made quality designed to fit all SDS-MAX rotary hammers
• Meets ANSI B212.15 to ensure compatibility with common anchors